22 Mornington, Welwyn, AL6 0AJ
About 22 Mornington
22 Mornington is a six-bedroom detached house in Welwyn (AL6 0AJ). It has a recorded floor area of 216 m² (around 2325 sq ft), construction records dating it to 1967-1975 and council tax band G. The latest certificate (May 2014) shows a C (score 69), just inside the C band. The latest certificate is from May 2014, so improvements made since then won't be reflected.
5 planning records sit against the property, 5 approved, 0 refused. Past consents include an extension and tree works, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). 6 bedrooms is on the larger side for this postcode, where 5 is the typical count. Across 2009–2019, sale prices on this property compounded at 2.5% per year. Today's modelled estimate of £1,129,000 is 22.7% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£396/sq ft) was about 43.2% above the typical sold price in the postcode. Last sale on file: £920,000 in January 2019.
Know exactly what you're buying at 22 Mornington
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms6
- Bathrooms3
Energy performance
22 Mornington's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 May 2024
EPC Rating
Planning history
22 Mornington has been through 5 approved planning applications — a well-evolved property.
- Mar 2020ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of single storey rear extension, balcony and a rear ancillary outbuilding
- Reference
- 6/2020/0192/HOUSE
- Feb 2014Tree WorksTreesIn report
Reduce 2x Hornbeams and 5x Sycamores to previous points and fell 1x Hornbeam covered by TPO 260 W2
- Documents
- 4 docs on file
- Reference
- N6/2014/0053/TP
We flagged 1 thing worth checking at 22 Mornington
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
22 Mornington valuation sits well clear of the typical sold price in this postcode.
£1,129,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.5% per year over 9 years.
£920,000
Growth on file: 2.5% per year over 9 years.
Sales timeline
14 January 2019Most recent
£920,000
+24.8%over 9 years22 December 2009
£737,000
Median price across the last 5 sales in AL6 0AJ: £949,250 (2022–2012).
Everything we know about 22 Mornington, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Mornington homes
CO₂ Emissions for 22 Mornington runs comfortably ahead of the street norm.
Price per m²
£4,259
Street avg £3,467
Floor Area
216 m²
Street avg 210 m²
Habitable Rooms
8 rooms
Street avg 8 rooms
CO₂ Emissions
5.7 t/year
Street avg 7.9 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Mornington — bus stop.
Closest school
0.8 km
St John's CofE Primary School. 14 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.